What are the seven horcruxes?

In the order they were destroyed: Tom Riddle's Diary destroyed in the 2nd book by Harry Potter, Marvolo Gaunt's Ring (The resurrection stone) destroyed between the 5th and 6th books by ALbus Dumbledore, Salazar Slytherin's Locket destroyed in the 7th book by Ron Weasley, Helga Hufflepuff's Cup destroyed in the 7th book by Hermione Granger, Rowena Ravenclaw's Diadem destroyed in the 7th book by Vincent Crabbe (Accidentally), Harry Potter (Accidentally) destroyed in the 7th book by Lord Voldemort, and Nagini, Voldemort's snake, destroyed by Neville Longbottom in the 7th book during the Battle of Hogwarts.